AT Internet Analyzer vs Site Kit
Head-to-head usage across the sites we track.
Top sites by authority
AT Internet Analyzer · Site Kit · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AT Internet Analyzer · Site Kit · share of sites in each country using one or the other
United States
744
215,676
India
477
110,602
Japan
406
82,773
Brazil
438
80,295
France
2,395
74,632
United Kingdom
727
72,179
Spain
831
67,753
Italy
764
63,679
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AT Internet Analyzer | Site Kit |
|---|---|---|
| LCP | 1.8 s | 2.4 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 1300 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
AT Internet Analyzer to Site Kit
| Domain | When |
|---|---|
| centre-imagerie-medicale-galilee.fr | Dec 2025 |
| hydro-solutions.fr | Nov 2025 |